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Hospitalist

Nicholas Karo, MD

Works at hospitals in Roanoke, VA · Christiansburg, VA · Virginia

Summary

Nicholas Karo, MD (Hospitalist) is listed by Medicare at 2 hospitals in Roanoke, VA and Christiansburg, VA. NPI 1245727502. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Nicholas Karo, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

HospitalistPrimary specialty
YesAccepts Medicare assignment
9Years since medical school (graduated 2017)
MaleGender (as listed)
Carilion Medical CenterGroup practice (+1 more)

Quick answers

Which hospitals does Nicholas Karo work at?
Medicare's official clinician data lists Nicholas Karo at 2 hospitals: Carilion Medical Center and Carilion New River Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nicholas Karo see patients?
Medicare's clinician data lists 2 practice locations, including Roanoke, VA and Christiansburg, VA. Call before your visit to confirm the address.
What is Nicholas Karo's specialty?
Medicare lists Hospitalist as the primary specialty.
Does Nicholas Karo accept Medicare assignment?
Yes. Medicare's clinician data says Nicholas Karo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Nicholas Karo?
(540) 981-7000, as listed in official Medicare / NPI Registry data.
What is Nicholas Karo's NPI number?
1245727502. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nicholas Karo works

Medicare's Facility Affiliation Data lists Nicholas Karo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Nicholas Karo is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Nicholas Karo as a member of these groups (CMS data updated 2026-10-02).

  • Carilion Medical Center977 clinicians in the group
  • Carilion Healthcare Corporation536 clinicians in the group

Specialties

Find other Hospitalist doctors in Virginia →

Other hospitalists in Roanoke

Clinicians with the same Medicare primary specialty in Roanoke, VA — not a recommendation.

All hospitalists in Roanoke →

Clinician information

CredentialMD
Graduation year2017
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245727502
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians